Seiko Cal. 3889 - 488

Seiko 3889-488

The Seiko 3889-488 represents an important milestone in Seiko's 1977 lineup. Powered by the 3889 caliber with 27j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-3a45e47f14cb]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
35mm
Case Thickness
12.0mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Green
Jewels
27j
Frequency
36,000 bph
Power Reserve
67 hours
Year
1977

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